code: def test_op(data1: ActionObject, data2: ActionObject) -> None:
      """Ensure that using a different op will produce a different history hash"""
      result1 = data1 + data2
      result2 = data1 == data2
  
      assert result1.syft_history_hash != result2.syft_history_hash
  
file_path: PySyft/packages/syft/tests/syft/code_verification_test.py
imports: import numpy
  import pytest
  from syft.service.action.action_data_empty import ActionDataEmpty
  from syft.service.action.action_object import ActionObject
  from syft.service.action.numpy import NumpyArrayObject
label_desc: Use image node_id 6 for calling a global function with example usage: test_op(data1, data2) without return types